Grishina Olga

From Moscow, Russia

EMA: 15990379

Player page

Common russian riichi rating (CRR)

Rating date Nov. 9, 2023 (latest changes Nov. 9, 2023).

9 place (681.45).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002

p1 = (652.17 * 2.80 * 1 + 706.67 * 3.45 * 0.14 + 106.38 * 3.10 * 0.14 + 701.49 * 3.50 * 0.43 + 936.94 * 4.05 * 0.57 + 200 * 4.20 * 0.86 + 701.15 * 3.75 * 1 + 869.16 * 4 * 1) / (2.80 * 1 + 3.45 * 0.14 + 3.10 * 0.14 + 3.50 * 0.43 + 4.05 * 0.57 + 4.20 * 0.86 + 3.75 * 1 + 4 * 1) = 649.1007844673713

p2 = (869.16 * 4 * 1 + 701.15 * 3.75 * 1 + 936.94 * 4.05 * 0.57 + 652.17 * 2.80 * 1) / max_coefficients = 713.8090802568513

score = 649.1007844673713 * 0.5 + 713.8090802568513 * 0.5 = 681.4549323621113

Rating changes

Show

all results
Date Place Points Reason
2023-11-06 9 660.02 -> 681.45

IX Russian Riichi Championship: 100% -> 86%
2023-11-05 8 -> 9 660.02
2023-10-19 10 -> 8 654.15 -> 660.02

Agari team tournament: 29% -> 14%
2023-10-12 9 -> 10 674.69 -> 654.15

Moscow Riichi 2022: 71% -> 57%
2023-09-28 8 -> 9 675.56 -> 674.69

Saint Petersburg Open 2021: 29% -> 14%
2023-09-20 8 676.35 -> 675.56

Tenpai can't buy happiness: 57% -> 43%
2023-09-06 9 -> 8 676.35
2023-09-03 13 -> 9 605.22 -> 676.35

SPB Riichi Open 2023: 0% -> 100%
2023-08-19 14 -> 13 599.35 -> 605.22

Agari team tournament: 43% -> 29%
2023-08-12 13 -> 14 611.34 -> 599.35

Moscow Riichi 2022: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 869 2023-09-03 15/108 100% 4.00 RR SPB Riichi Open 2023
2 701 2023-06-11 27/88 100% 3.75 RR Money can not buy tenpai
3 652 2022-12-18 9/24 100% 2.80 CRR Meeting in the billiard room
4 200 2022-11-06 61/76 86% 4.20 RR IX Russian Riichi Championship
5 937 2022-06-12 8/112 57% 4.05 RR Moscow Riichi 2022
6 701 2022-03-20 21/68 43% 3.50 RR Tenpai can't buy happiness
7 106 2021-12-19 43/48 14% 3.10 RR Agari team tournament
8 707 2021-11-28 23/76 14% 3.45 RR Saint Petersburg Open 2021
9 323 2020-01-26 22/32 0% 2.70 RR The last chance: back to 2019
10 477 2019-12-15 59/112 0% 4.05 EMA VIII Russian Riichi Championship
11 371 2019-07-21 23/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
12 254 2018-12-16 48/64 0% 3.45 EMA White Dragon Tournament